نتایج جستجو برای: randomized controlled trial
تعداد نتایج: 671827 فیلتر نتایج به سال:
background: tocotrienols have been shown to improve glycemic control and redox balance in an animal study, but their effects on patients with diabetes are unknown. the study aimed to investigate whether tocotrienols improves glycemic control, insulin sensitivity,and oxidative stress in individuals with type 2 diabetes mellitus (t2dm). materials and methods: this study was a double-blinded,place...
Background: Microdermabrasion has recently become a popular procedure among physicians and patients, whereas few studies have assessed the efficacy of different microdermabrasion protocols nowadays applied.The objective of this study was to assess the effects of microdermabrasion, as well as to compare the effects of weekly and biweekly intervals of microdermabrasion sessions on skin biophysica...
background: despite major advances in assisted reproductive techniques, the implantation rates remain relatively low. some studies have demonstrated that intrauterine infusion of granulocyte colony stimulating factor (g-csf) improves implantation in infertile women. objective: to assess the g-csf effects on ivf outcomes in women with normal endometrial thickness. materials and methods : in this...
background: many workers suffer from low-back pain. type and severity of spinal complaints have relationship with work load. lack of adherence to ergonomics recommendations among the important causes of low-back pain. objective: to assess the effect of 3 ergonomics training programs on the prevalence of lowback pain among workers of an iranian automobile factory. methods: in a parallel-design 4...
هدف: این مطالعه مداخله ای به منظور بررسی اثر لیزرهای دیودی red با طول موج 635 نانومتر و infrared با طول موج 830 نانومتر بر حرکت اسپرم های زنده در انسان انجام شده است. روش مطالعه: این مطالعه به صورت یک بررسی مداخله ای (interventional) از نوع کارآزمایی بالینی تصادفی شاهددار (randomized controlled clinical trial) انجام شده است. از میان 55 نفر مرد مبتلا به ناباروری با ناباروری اولیه یا ثانویه مبتل...
background corticosteroids are used to induce remission in auto-immune hepatitis. they are not universally effective; therefore, alternative treatments are needed. in this study cysclosporine-a has been compared with prednisolone as an alternative treatment in a randomized controlled trial. this paper is an interim analysis of an ongoing clinical trial. methods sixteen years and older consentin...
background: oral health education for the mothers of very young children is important in reducing the risk of early childhood caries. this study aimed to evaluate the impact of an oral health intervention among mothers of 1-2 years old children. methods: this cluster randomized controlled trial (2012) was conducted among ninety mothers of 1-2 year old children. the setting of study was 10 child...
تلاشهای زیادی برای درمان حساسیت عاجی با لیزر انجام شده است. هر چند اطلاعات در مورد اثر لیزر گالیوم آلومینیوم آرسناید (gaalas ) بر روی حساسیت عاجی محدود است. هدف از این مطالعه ارزیابی تاثیر لیزر gaalas روی حساسیت عاجی بود. مواد وروش کار: این مطالعه از نوع randomized controlled clinical trial بود که به صورت split mouth انجام شد. 31 بیمار (62 دندان) انتخاب شدند. دندانها به طور تصادفی به 2 گروه ...
Introduction: Higher levels of pro-inflammatory cytokines in schizophrenia have suggested that dysfunctions of the immune system may play a role in this disabling condition. The current study was performed to discover if low dose celecoxib combined with clozapine may improve symptoms of schizophrenia or not. Methods:<span...
Background and aim: Pigmented purpuric dermatoses are a group of chronic and recurrent skin diseases resulting from lymphocyte-mediated leakage of erythrocytes. No effective treatment has been suggested for these conditions. This study was performed to evaluate the efficacy of oral pentoxiphylline in the treatment of pigmented purpuric dermatoses.Materials and Methods: ...
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